/**
* Returns only instance of AutoloadHelper
* @static
* @return object
*/
public static function getInstance()
{
if (self::$instance == NULL) {
self::$instance = new AutoloadHelper();
}
return self::$instance;
}
<?php
error_reporting(E_ALL);
define('SYSTEM_ROOT', realpath(dirname(__FILE__) . '/../'));
require_once SYSTEM_ROOT . '/classes/smarty/Smarty.class.php';
require_once SYSTEM_ROOT . '/classes/AutoloadHelper.class.php';
require_once SYSTEM_ROOT . '/install/ConfigurationChecks.class.php';
if (file_exists(SYSTEM_ROOT . '/system/config.php')) {
require_once SYSTEM_ROOT . '/system/config.php';
} else {
header('Location: install.php');
exit;
}
$autoload = AutoloadHelper::getInstance();
$autoload->addPattern('Form.%s.class.php');
$autoload->addDirectory(SYSTEM_ROOT . '/classes', SYSTEM_ROOT . '/classes/form');
spl_autoload_register(array($autoload, 'invoke'));
final class Upgrade
{
public static function run($action = '')
{
$smarty = new Smarty();
$smarty->muteExpectedErrors();
$smarty->setCacheDir(SYSTEM_ROOT . '/classes/smarty/cache/');
$smarty->setCompileDir(SYSTEM_ROOT . '/classes/smarty/templates_c/');
$smarty->setTemplateDir(SYSTEM_ROOT . '/upgrade/view/');
$smarty->caching = Smarty::CACHING_OFF;
$smarty->force_compile = true;
$smarty->assign('title', 'Upgrade');
switch ($action) {
case 'success':
